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From: Ken Brown <kbrown AT cornell DOT edu>
To: "cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>
CC: David Karr <davidmichaelkarr AT gmail DOT com>
Subject: Re: Piping input from subprocess loses track of temp file
Date: Sat, 27 Jul 2019 15:40:29 +0000
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On 7/19/2019 2:27 PM, David Karr wrote:
> I believe the relevant part of my cygwin version info is "3.0.7(0.338/5/3)"
> (from uname -a output).
> 
> I'm working on a script where one step executes a process where the input
> is taking from a subprocess, like this:
> 
>      someprocess <(cat $outfile | sed -e "s/${property}[
> ]*=.*$/${property}=${newValue}/")  ...
> 
> When I run this, I see:
> 
>      error: error reading /dev/fd/62: The system cannot find the path
> specified.

I just ran into a possibly similar problem:

   https://cygwin.com/ml/cygwin/2019-07/msg00230.html,

although in my case I could only reproduce it under X11.  Are you running under 
X11 when you see your problem?  And can you boil it down to a simple test case 
or, barring that, send your script and reproduction instructions?

Ken

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